Logo label pasting device for automobile wheel production

By designing the logo label sticker device for automobile wheel production, the coordination of the alignment assembly and the pressing wheel is used to solve the problems of high labor intensity and low accuracy in the label sticker process, and efficient and accurate label sticker effect is achieved.

CN223238236UActive Publication Date: 2025-08-19JIANGSU POMLEAD CO LTD
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Patent Information

Application Number
CN202422213889.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-10
Publication Date
2025-08-19
Estimated Expiration
2034-09-10

AI Technical Summary

Technical Problem

In the prior art, the pasting process of automobile wheel labels is highly labor-intensive and inefficient, and problems such as inaccurate pasting, wrinkle, curling, and bubbles are prone to occur.

Method used

A logo label sticker device for automobile wheel production is designed. The position of the wheel on the roller shaft is adjusted through the alignment assembly, and the compressed wheel is used to contact the material belt and the outer surface of the wheel to paste the label on the corrected wheel, reducing labor intensity and improving adhesion accuracy and efficiency.

Benefits of technology

It has achieved the reduction of labor intensity, improved the accuracy and efficiency of label pasting, avoided the occurrence of label wrinkles, curling, bubbles, etc., and is suitable for labels of different lengths and sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a logo label pasting device for automobile wheel production, and relates to the technical field of wheel label pasting. The pasting device comprises supporting legs, a holder and a roll shaft, sliding assemblies are symmetrically arranged on the supporting legs, a position correcting assembly is arranged on the sliding assembly on one side, a feeding rotary disc is rotationally arranged on the sliding assembly on the other side, and a material belt is arranged on the feeding rotary disc. A first material receiving rubber wheel and a second material receiving rubber wheel which are matched with each other are rotationally arranged on one side of the feeding rotary disc, a pressing wheel is longitudinally arranged between the feeding rotary disc and the first material receiving rubber wheel in a sliding mode, and a driving assembly used for driving the first material receiving rubber wheel to rotate synchronously is arranged on the pressing wheel; the front and back positions of the wheel driven on the roller shaft are corrected through the position correcting assembly, and the label arranged on the material belt is pasted on the corrected wheel on the roller shaft through the pressing wheel, so that the labor intensity is reduced, the efficiency is improved, and the phenomena of label wrinkling, warping, bubbling and the like caused by errors in manual operation are avoided.
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Description

Technical Field

[0001] The utility model relates to the technical field of wheel label pasting, in particular to a logo label pasting device for automobile wheel production. Background Art

[0002] Currently, products feature a variety of labels, such as product descriptions, trademarks, energy efficiency labels, and energy-saving labels. These labels reveal product names, specifications, and intended uses, making them easier for consumers to identify and purchase. Furthermore, the affixing of these labels, especially those applied to the exterior of a product, significantly impacts its appearance. If a label is improperly affixed, while product performance remains intact, the product's image will inevitably be damaged, indirectly impacting the manufacturer's reputation.

[0003] Typically, labels are adhered to a tape at specified intervals and wound into a roll for supply. Then, labels are torn off the tape for manual application. When peeling off labels, the labels are manually torn off one by one from the rolled tape. However, this manual operation requires a high level of concentration from the operator, and the operation frequency is high. It takes a long time to tear off labels, resulting in high labor intensity and low production efficiency. Furthermore, errors in operation can easily lead to inaccurate label positioning, as well as wrinkling, warping, and bubbles. Utility Model Content

[0004] The purpose of the utility model is to provide a logo label pasting device for automobile wheel production. The setting of the position correction component can correct the front and rear position of the wheel driven on the roller shaft. The label set on the material belt is pasted on the wheel that has been corrected on the roller shaft through the contact of the pressing wheel with the material belt and the outer surface of the wheel respectively, thereby reducing labor intensity, improving efficiency, and avoiding the phenomenon of wrinkling, warping, bubbles and the like of the label caused by errors in manual operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a logo label pasting device for automobile wheel production, comprising a support leg and a retaining frame symmetrically arranged on both sides of the top of the support leg, a plurality of rollers are rotatably arranged between the two retaining frames, and a sliding component that can slide longitudinally is provided on the support leg and located on the outside of the two retaining frames, a correction component is provided on the top of the sliding component on one side, and a feeding turntable is rotatably provided on the top of the sliding component on the other side, a material belt is provided on the feeding turntable, and two first and second material receiving rubber wheels that cooperate with each other are rotatably provided on the sliding component and located on one side of the feeding turntable, a pressing wheel for longitudinally sliding between the feeding turntable and the first material receiving rubber wheel is provided, the pressing wheel is provided with a driving component for driving the first material receiving rubber wheel to rotate synchronously, and a tensioning component that cooperates with the driving component is provided on the sliding component.

[0006] Preferably, the sliding assembly includes a fixed seat arranged on the outside of the support leg, a horizontal plate is slidingly provided on the top of the fixed seat, a first slide is opened on the top of the fixed seat, a slider cooperating with the first slide is provided at the bottom of the horizontal plate, and a limit plate is provided at the bottom of the horizontal plate and at both ends of the slider, and a screw for driving the horizontal plate to slide on the fixed seat is rotatably provided on the limit plate located on the outside.

[0007] Preferably, the correction component includes a first fixed plate horizontally arranged on the top of one side cross plate, a plurality of first rollers are arranged horizontally and longitudinally on the inner side of the first fixed plate, a second fixed plate is obliquely arranged on the side of the first fixed plate close to the feed end, and a plurality of second rollers are arranged obliquely and longitudinally on the inner side of the second fixed plate.

[0008] Preferably, a feeding turntable is rotatably provided on the top of the horizontal plate on the other side, and two first material receiving rubber wheels and a second material receiving rubber wheel that cooperate with each other are rotatably provided on the horizontal plate and located on one side of the feeding turntable, and a connecting plate is fixedly provided on the horizontal plate and located between the feeding turntable and the first material receiving rubber wheel, and a sliding sleeve extending inward is symmetrically provided on the inner side of the connecting plate, and telescopic rods are slidably provided in the two sliding sleeves, and a first straight slot is provided on the inner wall of the two sliding sleeves, and a connecting rod for sliding in the first straight slot is provided between the two telescopic rods, and a spring is provided in the sliding sleeve and between the connecting plate and the telescopic rod, and a rotating shaft is provided through the ends of the two telescopic rods, and a pressing wheel is rotatably provided on the rotating shaft and located between the two telescopic rods.

[0009] Preferably, the driving assembly includes a driving pulley and a driven pulley, the driving pulley is fixedly arranged on the top of the rotating shaft, the driven pulley is fixedly arranged on the top of the first material-receiving rubber wheel, and a conveyor belt is arranged between the driving pulley and the driven pulley.

[0010] Preferably, the tensioning assembly includes a first pull rod and a fixed block, the first pull rod is fixedly arranged on the horizontal plate, the fixed block is fixedly arranged on the top of the sliding sleeve, a second slide is opened on the top of the fixed block, a slider shaft is slidably arranged on the second slide, a tensioning wheel cooperating with the conveyor belt is rotatably arranged on the slider shaft, a second pull rod is slidably arranged on the side wall of the fixed block in the second slide, one end of the second pull rod is fixed to the slider shaft, and a tension spring is arranged between the other end of the second pull rod and the first pull rod.

[0011] Preferably, guardrails are vertically provided on the symmetrically arranged retaining frames and on one side close to the feed end.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] In the utility model, the correction component is fixedly arranged on the sliding component on one side. The arrangement of the correction component fixed on the sliding component on one side can adjust the front and rear positions of the correction component through the sliding component according to the different sizes of the wheels transmitted on the roller shaft. The arrangement of the correction component can correct the wheels in different positions on the roller shaft. The arrangement of the correction component can also prevent the wheels from moving longitudinally during the process of sticking labels on the wheels.

[0014] In the utility model, a pressing wheel that can slide longitudinally is vertically arranged on the sliding component on the other side, a feeding turntable is rotatably arranged on the sliding component and located on one side of the pressing wheel, and a material tape wound into a roll shape is placed on the feeding turntable, and a first material receiving rubber wheel and a second material receiving rubber wheel for collecting the material tape are arranged on one side of the pressing wheel for cooperation and rotation. The pressing wheel contacts the material tape and the outer surface of the wheel respectively, and the label set on the material tape is pasted on the wheel that has been corrected on the roller shaft, thereby reducing labor intensity, improving production efficiency, and avoiding the phenomenon of inaccurate label pasting positioning, wrinkling, warping, bubbles, etc. caused by errors in manual operation.

[0015] In the utility model, the longitudinally adjustable setting of the sliding component at the bottom of the pressing wheel can adjust the front and rear position of the pressing wheel according to the length of the label, thereby realizing the size of the contact area between the pressing wheel and the outer surface of the wheel. It is suitable for labels of different lengths and has a wide range of uses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 Schematic diagram of the local decomposition structure;

[0018] Figure 3 For this utility model Figure 2 Schematic diagram of the partial explosion structure of the sliding component;

[0019] Figure 4 For this utility model Figure 1 Schematic diagram of the structure of the center correction component;

[0020] Figure 5 For this utility model Figure 4 Schematic diagram of the plane structure;

[0021] Figure 6 For this utility model Figure 1 Schematic diagram of the local structure;

[0022] Figure 7 For this utility model Figure 6 A schematic diagram of the second perspective structure;

[0023] Figure 8 For this utility model Figure 6 Schematic diagram of the local structure;

[0024] Figure 9 For this utility model Figure 8 Schematic diagram of the half-section structure of AA;

[0025] Figure 10 For this utility model Figure 6 Schematic diagram of the structure of the tensioning assembly;

[0026] Figure 11 For this utility model Figure 10 Schematic diagram of the half-section structure of the BB.

[0027] In the picture:

[0028] 1-Support leg, 2-Cage, 3-Roller, 4-Sliding assembly, 401-Fixed seat, 402-Horizontal plate, 403-First slide, 404-Slider, 405-Limiting plate, 406-Internal thread hole, 407-Screw, 408-Handle, 5-Correction assembly, 501-First fixed plate, 502-First connecting plate, 503-First roller, 504-Second fixed plate, 505-Second connecting plate, 506-Second roller, 6-Feeding turntable, 7-Material belt, 8-First receiving rubber Rubber wheel, 9-second receiving rubber wheel, 10-driven pulley, 11-connecting plate, 12-sliding sleeve, 13-telescopic rod, 14-first straight notch, 15-connecting rod, 16-spring, 17-rotating shaft, 18-pressing wheel, 19-driving pulley, 20-conveyor belt, 21-tensioning assembly, 2101-first pull rod, 2102-fixed block, 2103-second slide, 2104-slider shaft, 2105-tensioning wheel, 2106-second pull rod, 2107-tension spring, 22-guardrail. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] like Figure 1-11 As shown, the logo label sticking device for automobile wheel production includes a support leg 1, combined with Figure 1 or Figure 2As shown, the top of the support leg 1 is symmetrically provided with a retaining frame 2 on both sides, and a guardrail 22 is vertically provided on the two retaining frames 2 and on one side close to the feed end. A plurality of rollers 3 are rotatably provided between the two symmetrically provided retaining frames 2. A sliding assembly 4 that can slide longitudinally is fixedly provided on the support leg 1 and on the outer sides of the two retaining frames 2. Further, combined with Figure 3 As shown, the sliding assembly 4 includes a fixed seat 401 fixedly arranged on the outside of the leg 1, and a horizontal plate 402 is provided on the top of the fixed seat 401 for longitudinal sliding. Furthermore, a first slide 403 is provided on the top of the fixed seat 401, and a slider 404 is fixedly provided at the bottom of the horizontal plate 402 to cooperate with the first slide 403. A limit plate 405 is provided at the bottom of the horizontal plate 402 and at both ends of the slider 404. Preferably, the limit plate 405 is provided to prevent the slider 404 from sliding longitudinally when the horizontal plate 402 slides longitudinally. Derailed on the first slide 403, a screw 407 for driving the cross plate 402 to slide on the fixed seat 401 is rotatably provided on the outer limit plate 405, and an internal threaded hole 406 threadedly matched with the screw 407 is opened on the limit plate 405, and the inner end of the screw 407 is rotatably connected to the fixed seat 401. It should be noted that when the inner end of the screw 407 rotates on the fixed seat 401, the screw 407 does not move on the fixed seat 401, and a handle 408 is fixed on the outer end of the screw 407.

[0031] Specifically in this embodiment, combined with Figure 1 、 Figure 4 and Figure 5 As shown, a positioning assembly 5 is provided on the top of the sliding assembly 4 on one side of the support leg 1. Preferably, the positioning assembly 5 is fixed on the sliding assembly 4 on one side. The setting of the positioning assembly 4 fixed on the sliding assembly 4 on one side can adjust the front and rear positions of the positioning assembly 5 through the sliding assembly 4 according to the different sizes of the wheels transmitted on the roller shaft 3. The setting of the positioning assembly 5 can correct the wheels at different positions on the roller shaft. The setting of the positioning assembly 5 can also prevent the wheels from moving longitudinally during the process of sticking labels on the wheels. Further, the positioning assembly 5 includes a first fixed plate 501 horizontally arranged on the top of the cross plate 402 on one side. The inner side of the first fixed plate 501 is provided with a plurality of first rollers 503 in a longitudinal horizontal direction. Preferably, the inner side of the first fixed plate 501 is symmetrically provided with a plurality of first connecting plates 502, and a first roller 503 is rotatably provided between each group of first connecting plates 502. A second fixed plate 504 is obliquely provided on one side of the first fixed plate 501 close to the feed end, and the inner side of the second fixed plate 504 is provided with a plurality of second rollers 506 in a longitudinal oblique direction. Preferably, the inner side of the second fixed plate 504 is symmetrically provided with a plurality of second connecting plates 505, and a second roller 506 is rotatably provided between each group of second connecting plates 505.

[0032] Specifically in this embodiment, combined with Figure 1 、 Figure 6 and Figure 7 As shown, a pressing wheel 18 is longitudinally slidably provided on the sliding assembly 4 on the other side of the support leg 1 for pasting the label on the material strip 7 on the outer surface of the wheel. Preferably, the sliding assembly 4 at the bottom of the pressing wheel 18 is longitudinally adjustable so that the front and rear positions of the pressing wheel 18 can be adjusted according to the length of the label, thereby realizing the size of the contact area between the pressing wheel 18 and the outer surface of the wheel, which is suitable for labels of different lengths and has a wide range of uses. Further, a feeding turntable 6 is rotatably provided on the horizontal plate 402, and a material strip 7 wound into a roll shape is provided on the feeding turntable 6. The horizontal plate 40 2 and located on one side of the feeding turntable 6, there are two mutually cooperating first and second feeding rubber wheels 8 and 9, and a pressing wheel 18 is longitudinally slidably provided between the feeding turntable 6 and the first feeding rubber wheel 8, which is used to contact the material belt 7 and the outer surface of the wheel respectively. Preferably, the label set on the material belt 7 is pasted on the wheel that has been corrected on the roller 3 through the contact of the pressing wheel 18 with the material belt 7 and the outer surface of the wheel respectively, thereby reducing labor intensity, improving production efficiency, and avoiding the phenomenon of inaccurate label pasting positioning, wrinkling, warping, bubbles, etc. caused by errors in manual operation.

[0033] Further, combined with Figure 6 、 Figure 7 、 Figure 8 and Figure 9 As shown, a connecting plate 11 is vertically fixed on the horizontal plate 402 and located between the feeding turntable 6 and the first receiving rubber wheel 8, and a sliding sleeve 12 extending inward is symmetrically provided on the inner side of the connecting plate 11, and a telescopic rod 13 is slidably provided in the two sliding sleeves 12, and a first straight slot 14 is provided on the inner wall of the two sliding sleeves 12, and a connecting rod 15 for sliding in the first straight slot 14 is provided between the two telescopic rods 13, and a spring 16 is provided in the sliding sleeve 12 and located between the connecting plate 11 and the telescopic rod 13, and a rotating shaft 17 is provided through the ends of the two telescopic rods 13, and a pressing wheel 18 is rotatably provided on the rotating shaft 17 and located between the two telescopic rods 13.

[0034] Specifically in this embodiment, combined with Figure 1 、 Figure 6 and Figure 7As shown, the pressing wheel 18 is provided with a driving assembly for driving the first material receiving rubber wheel 8 to rotate synchronously. Furthermore, the driving assembly includes a driving pulley 19 and a driven pulley 10. The driving pulley 19 is fixedly arranged on the top of the rotating shaft 17, and the driven pulley 10 is fixedly arranged on the top of the first material receiving rubber wheel 8. A conveyor belt 20 is arranged between the driving pulley 19 and the driven pulley 10. It should be noted that: the first material receiving rubber wheel 8 and the second material receiving rubber wheel 9 have the same diameter as the pressing wheel 18, and the driven pulley 10 and the driving pulley 19 have the same diameter, so that the first material receiving rubber wheel 8 and the second material receiving rubber wheel 9 can rotate synchronously with the pressing wheel 18.

[0035] Specifically in this embodiment, combined with Figure 6 、 Figure 10 and Figure 11 As shown, the sliding assembly 4 is provided with a tensioning assembly 21 that cooperates with the driving assembly. Furthermore, the tensioning assembly 21 includes a first pull rod 2101 and a fixed block 2102. The first pull rod 2101 is fixedly set on the horizontal plate 402, and the fixed block 2102 is fixedly set on the top of the sliding sleeve 12. A second slide 2103 is provided on the top of the fixed block 2102. A slider shaft 2104 is slidingly set on the second slide 2103, and a tensioning wheel 2105 that cooperates with the conveyor belt 20 is rotatably set on the slider shaft 2104. A second pull rod 2106 is slidingly set on the side wall of the fixed block 2102 in the second slide 2103, and one end of the second pull rod 2106 is fixed to the slider shaft 2104. A tension spring 2107 is set between the other end of the second pull rod 2106 and the first pull rod 2101.

[0036] Working principle:

[0037] Before working, first adjust the longitudinal position of the sliding assembly 4 at the bottom of the correction assembly 5 according to the diameter of the wheel to which the label needs to be pasted, and then put the material belt 7 wound into a roll shape on the feeding turntable 6, so that the head end of the material belt 7 passes through the gap between the pressing wheel 18 and the first material receiving rubber wheel 8 and the second material receiving rubber wheel 9 in turn, and then adjust the longitudinal position of the sliding assembly 4 at the bottom of the pressing wheel 18 according to the length of the label to be pasted, so that the area of contact between the pressing wheel 18 and the outer surface of the wheel is the same as the area of the label. When working, the pressing wheel 18 contacts the outer surface of the wheel, and the pressing wheel 18 contacts the outer surface of the wheel. After the contact, the pressing wheel 18 rotates, and the driving assembly drives the first material receiving rubber wheel 8 and the second material receiving rubber wheel 9 to rotate synchronously. When the first material receiving rubber wheel 8 and the second material receiving rubber wheel 9 rotate synchronously, the material belt 7 is always kept in a taut state, and at the same time, it can collect the material belt 7 after use. Because the outer surface of the wheel is an arc-shaped structure, when the pressing wheel 18 contacts the wheel, the pressing wheel 18 and the telescopic rod 13 change position to the side close to the sliding sleeve 12. When the position of the pressing wheel 18 changes, the tensioning assembly 21 cooperates with the conveyor belt 20 to keep the conveyor belt 20 in a taut state.

[0038] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A logo label sticking device for automobile wheel production, comprising a support leg (1) and a retaining frame (2) symmetrically arranged on both sides of the top of the support leg (1), a plurality of rollers (3) being rotatably arranged between the two retaining frames (2), characterized in that: A longitudinally slidable sliding assembly (4) is provided on the support leg (1) and located on the outer sides of the two retaining frames (2); a position correction assembly (5) is provided on the top of the sliding assembly (4) on one side; a feed turntable (6) is rotatably provided on the top of the sliding assembly (4) on the other side; a material belt (7) is provided on the feed turntable (6); two mutually cooperating first material receiving rubber wheels (8) and second material receiving rubber wheels (9) are rotatably provided on the sliding assembly (4) and located on one side of the feed turntable (6); a pressing wheel (18) for contacting the material belt (7) and the outer surface of the wheel respectively is longitudinally slidably provided between the feed turntable (6) and the first material receiving rubber wheel (8); a driving assembly for driving the first material receiving rubber wheel (8) to rotate synchronously is provided on the pressing wheel (18); a tensioning assembly (21) cooperating with the driving assembly is provided on the sliding assembly (4).

2. The logo label sticking device for automobile wheel production according to claim 1, characterized in that: The sliding assembly (4) includes a fixed seat (401) arranged on the outside of the support leg (1), a horizontal plate (402) is slidably provided on the top of the fixed seat (401), a first slideway (403) is provided on the top of the fixed seat (401), a slider (404) cooperating with the first slideway (403) is provided at the bottom of the horizontal plate (402), and limiting plates (405) are provided at the bottom of the horizontal plate (402) and at both ends of the slider (404), and a lead screw (407) for driving the horizontal plate (402) to slide on the fixed seat (401) is rotatably provided on the limiting plate (405) located on the outside.

3. The logo label sticking device for automobile wheel production according to claim 2, characterized in that: The position correction component (5) comprises a first fixed plate (501) horizontally arranged on the top of a side transverse plate (402), a plurality of first rollers (503) are arranged longitudinally and horizontally on the inner side of the first fixed plate (501), a second fixed plate (504) is arranged obliquely on one side of the first fixed plate (501) close to the feed end, and a plurality of second rollers (506) are arranged longitudinally and obliquely on the inner side of the second fixed plate (504).

4. The logo label sticking device for automobile wheel production according to claim 2, characterized in that: A feeding turntable (6) is rotatably provided on the top of the horizontal plate (402) on the other side. Two mutually cooperating first receiving rubber wheels (8) and second receiving rubber wheels (9) are rotatably provided on the horizontal plate (402) and located on one side of the feeding turntable (6). A connecting plate (11) is fixedly provided on the horizontal plate (402) and located between the feeding turntable (6) and the first receiving rubber wheel (8). Slide sleeves (12) extending inward are symmetrically provided on the inner side of the connecting plate (11). Slide sleeves (12) are both provided in the two slide sleeves (12). A telescopic rod (13) is provided, a first straight slot (14) is provided on the inner wall of each of the two sliding sleeves (12), a connecting rod (15) for sliding in the first straight slot (14) is provided between the two telescopic rods (13), a spring (16) is provided in the sliding sleeve (12) and between the connecting plate (11) and the telescopic rod (13), a rotating shaft (17) is provided through the ends of the two telescopic rods (13), and a pressing wheel (18) is provided on the rotating shaft (17) and is located between the two telescopic rods (13) and is rotatably provided.

5. The logo label sticking device for automobile wheel production according to claim 4, characterized in that: The driving assembly comprises a driving pulley (19) and a driven pulley (10), wherein the driving pulley (19) is fixedly arranged on the top of the rotating shaft (17), and the driven pulley (10) is fixedly arranged on the top of the first material receiving rubber wheel (8), and a conveyor belt (20) is arranged between the driving pulley (19) and the driven pulley (10).

6. The logo label sticking device for automobile wheel production according to claim 5, characterized in that: The tensioning assembly (21) includes a first pull rod (2101) and a fixed block (2102), the first pull rod (2101) is fixedly arranged on the transverse plate (402), the fixed block (2102) is fixedly arranged on the top of the sliding sleeve (12), a second slideway (2103) is provided on the top of the fixed block (2102), a slider shaft (2104) is slidably arranged on the second slideway (2103), a tensioning wheel (2105) that cooperates with the conveyor belt (20) is rotatably arranged on the slider shaft (2104), a second pull rod (2106) is slidably arranged in the second slideway (2103) and passes through the side wall of the fixed block (2102), one end of the second pull rod (2106) is fixed to the slider shaft (2104), and a tension spring (2107) is provided between the other end of the second pull rod (2106) and the first pull rod (2101).

7. The logo label sticking device for automobile wheel production according to claim 1, characterized in that: A guardrail (22) is vertically provided on each of the symmetrically arranged retaining frames (2) and on one side close to the feed end.